Cup holder



FIG. 1 is a front elevational view of a cup holder showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top, front and right side perspective view thereof; and,

FIG. 8 is a bottom, rear and left side perspective view thereof.

The broken lines in the drawings illustrate portions of the cup holder which form no part of the claimed design. 

CLAIM The ornamental design for a cup holder, as shown and described. 